The Paula's Choice 10% Niacinamide Booster is a serum designed to brighten and improve the skin's overall appearance. With a focus on Vitamin B3 and B5, this product is suitable for all skin types and is formulated for the face. The 20 ml size makes it a convenient addition to any skincare routine, and its age-defying formula helps to reduce the appearance of signs of aging. Made in the United States by a trusted brand, this product is sure to deliver results for both men and women looking to achieve a brighter complexion.